#define _CRT_SECURE_NO_WARNINGS 1
#include <stdio.h>
int main()
{
	double f, c;
	printf("输入华氏温度f=");
	scanf("%lf", &f);
	c = (f -32)*5.0/9;
	printf("输出的摄氏温度为%.3lf", c);
	return 0;
}